return MPI_SUCCESS;
}
+int Win::get_accumulate( void *origin_addr, int origin_count, MPI_Datatype origin_datatype, void *result_addr,
+ int result_count, MPI_Datatype result_datatype, int target_rank, MPI_Aint target_disp, int target_count,
+ MPI_Datatype target_datatype, MPI_Op op){
+
+ //get sender pointer
+ MPI_Win send_win = connected_wins_[target_rank];
+
+ if(opened_==0){//check that post/start has been done
+ // no fence or start .. lock ok ?
+ int locked=0;
+ for(auto it : send_win->lockers_)
+ if (it == comm_->rank())
+ locked = 1;
+ if(locked != 1)
+ return MPI_ERR_WIN;
+ }
+
+ if(target_count*target_datatype->get_extent()>send_win->size_)
+ return MPI_ERR_ARG;
+
+ XBT_DEBUG("Entering MPI_Get_accumulate from %d", target_rank);
+
+ get(result_addr, result_count, result_datatype, target_rank,
+ target_disp, target_count, target_datatype);
+ accumulate(origin_addr, origin_count, origin_datatype, target_rank,
+ target_disp, target_count, target_datatype, op);
+
+ return MPI_SUCCESS;
+
+}
+
int Win::start(MPI_Group group, int assert){
/* From MPI forum advices
The call to MPI_WIN_COMPLETE does not return until the put call has completed at the origin; and the target window